:root {
  --bg: #fbfbfd;
  --surface: #ffffff;
  --surface-2: #f5f5f7;
  --ink: #1d1d1f;
  --muted: #6e6e73;
  --line: #d2d2d7;
  --accent: #d70015;
  --accent-2: #a30d17;
  --moss: #22352d;
  --moss-2: #315846;
  --gold: #a77b26;
  --danger: #b42318;
  --warning: #996515;
  --ok: #24734d;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Hiragino Sans", "Yu Gothic", "YuGothic", Meiryo, sans-serif;
  letter-spacing: 0;
  line-height: 1.65;
}

a {
  color: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid rgba(210, 210, 215, 0.86);
  background: rgba(251, 251, 253, 0.92);
  backdrop-filter: blur(14px);
}

.header-inner,
.container {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 64px;
  gap: 20px;
}

.brand {
  display: inline-flex;
  align-items: center;
  color: var(--ink);
  font-weight: 600;
  font-size: 17px;
  text-decoration: none;
}

.nav {
  display: flex;
  align-items: center;
  gap: 16px;
  color: var(--muted);
  font-size: 14px;
  white-space: nowrap;
}

.nav a {
  text-decoration: none;
}

.nav a:hover {
  color: var(--ink);
}

.hero {
  padding: 34px 0 56px;
}

.hero-head {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(360px, 0.9fr);
  gap: 24px;
  align-items: end;
  margin-bottom: 24px;
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 500;
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.2;
  font-weight: 500;
}

h1 {
  max-width: 12em;
  font-size: 44px;
  letter-spacing: 0;
}

h2 {
  font-size: 28px;
}

h3 {
  font-size: 18px;
  font-weight: 500;
}

strong {
  font-weight: 500;
}

.lead,
.section-lead {
  max-width: 46em;
  margin: 16px 0 0;
  color: var(--muted);
  font-size: 16px;
}

.page-actions {
  display: flex;
  gap: 10px;
  margin-top: 22px;
  flex-wrap: wrap;
}

.compact-head {
  margin-bottom: 16px;
}

.hero-facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.hero-facts div {
  min-height: 96px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--surface);
}

.hero-facts strong {
  display: block;
  color: var(--moss);
  font-size: 20px;
}

.hero-facts span {
  display: block;
  margin-top: 4px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 600;
}

.tool-layout {
  display: grid;
  grid-template-columns: minmax(430px, 0.92fr) minmax(0, 1.08fr);
  gap: 16px;
  align-items: start;
}

.tool-card,
.result-card,
.review-form,
.mini-form,
.source-card,
.item-grid article,
.topic-tile,
.step-list article,
.panel,
.article-main,
.side-card {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--surface);
}

.tool-card {
  padding: 18px;
}

.panel-head {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 14px;
}

.panel-head p {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.panel-head span {
  flex: 0 0 auto;
  align-self: start;
  padding: 5px 9px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 600;
}

.quick-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 16px;
}

.quick-card {
  display: grid;
  gap: 4px;
  align-items: start;
  justify-content: start;
  min-height: 82px;
  padding: 13px;
  border-color: var(--line);
  background: #fff;
  color: var(--ink);
  text-align: left;
}

.quick-card strong {
  font-size: 14px;
}

.quick-card span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 600;
}

.quick-card:hover,
.quick-card.is-selected {
  border-color: rgba(193, 18, 31, 0.42);
  background: #fff5f5;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 13px;
}

.primary-grid {
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.field {
  display: grid;
  gap: 7px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 600;
}

.field.full {
  grid-column: 1 / -1;
}

input,
select,
textarea {
  width: 100%;
  min-height: 44px;
  padding: 10px 12px;
  border: 1px solid #d8d0c4;
  border-radius: 8px;
  background: #fff;
  color: var(--ink);
  font: inherit;
  letter-spacing: 0;
}

textarea {
  min-height: 104px;
  resize: vertical;
}

input:focus,
select:focus,
textarea:focus,
button:focus,
a:focus {
  outline: 3px solid rgba(193, 18, 31, 0.2);
  outline-offset: 2px;
}

.chip-grid {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.chip {
  width: auto;
  min-height: 34px;
  padding: 6px 10px;
  border-color: var(--line);
  border-radius: 999px;
  background: #fff;
  color: var(--ink);
  font-size: 13px;
  line-height: 1.2;
}

.chip:hover,
.chip.is-selected {
  border-color: var(--moss-2);
  background: var(--moss);
  color: #fff;
}

button,
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 10px 16px;
  border: 1px solid var(--accent);
  border-radius: 8px;
  background: var(--accent);
  color: #fff;
  font: inherit;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
}

button.secondary,
.button.secondary {
  background: #fff;
  color: var(--accent);
}

button:disabled {
  cursor: wait;
  opacity: 0.7;
}

.form-actions {
  display: flex;
  gap: 10px;
  align-items: center;
  margin-top: 16px;
  flex-wrap: wrap;
}

.advanced-fields {
  margin-top: 14px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
}

.advanced-fields summary {
  cursor: pointer;
  padding: 12px 14px;
  color: var(--accent-2);
  font-size: 13px;
  font-weight: 600;
}

.advanced-fields .form-grid {
  padding: 0 14px 14px;
}

.result-card {
  position: sticky;
  top: 82px;
  min-height: 620px;
  padding: 18px;
}

.empty-result {
  display: grid;
  min-height: 580px;
  align-content: center;
  gap: 8px;
}

.empty-result p {
  color: var(--muted);
}

.result-top {
  display: grid;
  gap: 2px;
}

.result-top h2 {
  font-size: 32px;
}

.result-top span {
  color: var(--muted);
  font-size: 14px;
}

.result-high {
  border-color: rgba(180, 35, 24, 0.34);
}

.result-medium {
  border-color: rgba(153, 101, 21, 0.34);
}

.result-low {
  border-color: rgba(36, 115, 77, 0.32);
}

.action-stack {
  display: grid;
  gap: 10px;
  margin-top: 16px;
}

.action-stack article {
  display: grid;
  grid-template-columns: 32px 1fr;
  gap: 10px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #f5f5f7;
}

.action-stack article > span {
  display: grid;
  width: 32px;
  height: 32px;
  place-items: center;
  border-radius: 999px;
  background: var(--accent);
  color: #fff;
  font-size: 13px;
  font-weight: 600;
}

.action-stack strong,
.procedure-mini strong,
.item-checks strong {
  display: block;
  font-size: 14px;
}

.action-stack p,
.procedure-mini p,
.item-checks p {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.result-list {
  margin: 14px 0 0;
  padding-left: 22px;
  color: var(--ink);
}

.result-list li + li {
  margin-top: 6px;
}

.procedure-mini {
  display: grid;
  gap: 8px;
  margin-top: 18px;
}

.procedure-mini article {
  display: grid;
  grid-template-columns: 16px 1fr;
  gap: 9px;
  align-items: start;
}

.procedure-mini article > span {
  width: 12px;
  height: 12px;
  margin-top: 5px;
  border: 2px solid var(--line);
  border-radius: 999px;
  background: #fff;
}

.procedure-mini article.is-done > span {
  border-color: var(--ok);
  background: var(--ok);
}

.item-checks {
  display: grid;
  gap: 10px;
  margin-top: 18px;
}

.item-checks article {
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
}

.draft-box {
  display: grid;
  gap: 10px;
  margin-top: 18px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
}

.draft-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.draft-box textarea {
  min-height: 240px;
  font-size: 13px;
  line-height: 1.7;
}

.microcopy,
.form-status {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}

.result-actions {
  display: flex;
  gap: 10px;
  margin-top: 16px;
  flex-wrap: wrap;
}

.section {
  padding: 54px 0;
}

.surface-band {
  background: #ffffff;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(420px, 1.18fr);
  gap: 32px;
  align-items: start;
}

.step-list {
  display: grid;
  gap: 10px;
}

.step-list article {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 12px;
  padding: 16px;
}

.step-list span {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border-radius: 999px;
  background: var(--moss);
  color: #fff;
  font-weight: 600;
}

.step-list p {
  margin: 6px 0 0;
  color: var(--muted);
}

.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 18px;
}

.section-head p {
  max-width: 48em;
  margin: 8px 0 0;
  color: var(--muted);
}

.item-grid,
.source-grid,
.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.item-grid article,
.topic-tile {
  display: grid;
  gap: 8px;
  min-height: 154px;
  padding: 18px;
  color: inherit;
  text-decoration: none;
}

.topic-tile:hover {
  border-color: rgba(193, 18, 31, 0.42);
}

.item-grid strong,
.topic-tile strong {
  display: block;
}

.item-grid p,
.topic-tile p {
  margin: 0;
  color: var(--muted);
}

.source-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.source-card {
  display: grid;
  gap: 8px;
  min-height: 134px;
  padding: 18px;
  text-decoration: none;
}

.source-card:hover {
  border-color: rgba(193, 18, 31, 0.42);
}

.source-card span {
  color: var(--muted);
  font-size: 13px;
}

.source-meta {
  color: var(--muted);
  font-size: 12px;
}

.feedback-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(420px, 1.2fr);
  gap: 32px;
}

.mini-form {
  padding: 20px;
}

.review-form {
  padding: 22px;
}

.review-preview {
  display: grid;
  gap: 12px;
  margin-top: 16px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #f5f5f7;
}

.preview-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
}

.preview-head span {
  align-self: start;
  padding: 5px 8px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--moss);
  font-size: 12px;
  font-weight: 600;
}

.preview-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin: 0;
}

.preview-list div {
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.preview-list dt {
  color: var(--muted);
  font-size: 12px;
  font-weight: 600;
}

.preview-list dd {
  margin: 3px 0 0;
  font-weight: 600;
}

.private-note,
.risk-ok,
.risk-warning {
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.private-note p,
.risk-ok p,
.risk-warning p {
  margin: 4px 0 0;
  color: var(--muted);
}

.risk-ok {
  background: #f2fbf6;
}

.risk-warning {
  border-color: rgba(180, 35, 24, 0.26);
  background: #fff7f5;
}

.risk-tags {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-top: 8px;
}

.risk-tags span {
  padding: 4px 8px;
  border: 1px solid rgba(180, 35, 24, 0.28);
  border-radius: 999px;
  color: var(--danger);
  font-size: 12px;
  font-weight: 600;
}

.policy-row {
  display: grid;
  grid-template-columns: 22px 1fr;
  gap: 10px;
  align-items: start;
  margin-top: 16px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 600;
}

.policy-row input {
  width: 18px;
  min-height: 18px;
  margin-top: 3px;
  accent-color: var(--accent);
}

.page-hero {
  padding: 54px 0;
}

.narrow {
  width: min(880px, calc(100% - 32px));
  margin: 0 auto;
}

.prose h2 {
  margin-top: 26px;
  font-size: 22px;
}

.prose p {
  color: var(--muted);
}

.article-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 24px;
  align-items: start;
}

.article-main {
  padding: 24px;
}

.plain-main {
  padding: 0;
  border: 0;
  background: transparent;
}

.article-main h2 + p,
.article-main p {
  color: var(--muted);
}

.article-main h2:not(:first-child) {
  margin-top: 30px;
}

.article-side {
  position: sticky;
  top: 82px;
  display: grid;
  gap: 12px;
}

.side-card {
  display: grid;
  gap: 10px;
  padding: 16px;
}

.side-card p {
  margin: 0;
  color: var(--muted);
}

.side-card a:not(.button) {
  color: var(--accent-2);
  font-weight: 600;
}

.table-list {
  display: grid;
  gap: 10px;
}

.table-list div {
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #f5f5f7;
}

.table-list p {
  margin: 4px 0 0;
  color: var(--muted);
}

.plain-steps {
  margin: 12px 0 0;
  padding-left: 22px;
}

.plain-steps li + li {
  margin-top: 8px;
}

.stats-grid article,
.skeleton,
.empty-state {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--surface);
}

.stats-grid strong {
  display: block;
  color: var(--accent);
  font-size: 30px;
}

.stats-grid span {
  color: var(--muted);
  font-size: 13px;
  font-weight: 600;
}

.honeypot {
  position: absolute;
  left: -10000px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.site-footer {
  padding: 28px 0;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 13px;
}

.footer-inner {
  display: grid;
  gap: 10px;
}

.footer-links {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

@media (max-width: 980px) {
  .hero-head,
  .tool-layout,
  .split,
  .feedback-layout,
  .article-layout {
    grid-template-columns: 1fr;
  }

  .result-card {
    position: static;
    min-height: auto;
  }

  .empty-result {
    min-height: 280px;
  }

  .article-side {
    position: static;
  }
}

@media (max-width: 720px) {
  .header-inner {
    align-items: flex-start;
    flex-direction: column;
    padding: 12px 0;
  }

  .nav {
    width: 100%;
    gap: 12px;
    overflow-x: auto;
    padding-bottom: 4px;
    font-size: 13px;
  }

  h1 {
    font-size: 32px;
  }

  h2 {
    font-size: 24px;
  }

  .hero {
    padding-top: 26px;
  }

  .page-hero {
    padding: 34px 0 28px;
  }

  .section {
    padding: 38px 0;
  }

  .hero-facts,
  .quick-grid,
  .form-grid,
  .item-grid,
  .source-grid,
  .stats-grid,
  .preview-list {
    grid-template-columns: 1fr;
  }

  .tool-card,
  .result-card,
  .review-form,
  .mini-form {
    padding: 16px;
  }

  .section-head,
  .preview-head,
  .draft-head {
    display: grid;
  }

  .page-actions {
    display: grid;
  }

  .button,
  button,
  .form-actions {
    width: 100%;
  }

  .form-actions {
    flex-direction: column;
    align-items: stretch;
  }
}